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2026-03-23 - 09:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Mar 23, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181132128119,6sleep10-21swapper/119:08:391
17870212465,6sleep20-21swapper/219:05:312
180392116104,7sleep00-21swapper/019:07:420
180952110100,7sleep30-21swapper/319:08:253
84042600,0sleep10-21swapper/120:25:151
216832600,0sleep00-21swapper/023:30:010
44982590,0sleep30-21swapper/322:15:193
31762590,0sleep10-21swapper/119:20:201
66142580,0sleep10-21swapper/120:20:191
256212550,0sleep00-21swapper/022:05:180
18399993016,14cyclictest0-21swapper/119:39:191
1839999280,27cyclictest0-21swapper/120:56:081
1840299270,26cyclictest0-21swapper/220:35:412
1839999270,26cyclictest0-21swapper/121:08:111
1840299260,25cyclictest0-21swapper/223:01:152
1840299260,25cyclictest0-21swapper/222:33:452
1839999260,25cyclictest0-21swapper/123:52:001
1839999260,25cyclictest0-21swapper/123:03:071
1839999260,25cyclictest0-21swapper/121:59:481
1839999260,25cyclictest0-21swapper/119:46:051
1839999260,25cyclictest0-21swapper/119:32:041
1839599260,25cyclictest0-21swapper/000:38:460
1840299250,24cyclictest0-21swapper/219:44:232
18399992518,7cyclictest0-21swapper/119:14:101
1839999250,24cyclictest0-21swapper/121:11:111
1839599250,24cyclictest0-21swapper/022:40:120
1839599250,24cyclictest0-21swapper/020:25:170
18402992421,2cyclictest0-21swapper/219:36:262
1840299240,23cyclictest0-21swapper/222:48:002
18399992418,6cyclictest0-21swapper/120:51:051
1839999240,23cyclictest0-21swapper/122:57:301
129502240,6sleep01839599cyclictest21:25:170
18402992319,2cyclictest749-21snmpd22:20:002
1840299231,21cyclictest0-21swapper/223:10:452
1840299231,21cyclictest0-21swapper/219:19:362
1839999231,21cyclictest0-21swapper/123:35:031
1839999230,22cyclictest0-21swapper/119:25:581
18402992218,3cyclictest0-21swapper/223:44:002
1840299221,20cyclictest0-21swapper/222:03:102
1840299221,20cyclictest0-21swapper/221:58:302
1840299220,21cyclictest0-21swapper/220:09:412
1840299220,20cyclictest0-21swapper/219:25:112
18399992218,3cyclictest0-21swapper/121:18:351
18399992218,3cyclictest0-21swapper/121:02:561
1839999220,21cyclictest0-21swapper/123:22:361
1839999220,21cyclictest0-21swapper/123:08:241
1839999220,21cyclictest0-21swapper/122:44:481
1839999220,21cyclictest0-21swapper/122:39:401
1839999220,21cyclictest0-21swapper/122:29:341
1839999220,21cyclictest0-21swapper/100:39:521
1839999220,21cyclictest0-21swapper/100:30:111
18395992218,3cyclictest0-21swapper/021:30:140
1840299216,14cyclictest0-21swapper/221:15:102
18402992117,3cyclictest0-21swapper/220:02:442
1840299210,3cyclictest0-21swapper/222:23:482
1840299210,20cyclictest0-21swapper/223:39:422
1840299210,20cyclictest0-21swapper/221:21:382
1840299210,20cyclictest0-21swapper/219:30:372
1840299210,20cyclictest0-21swapper/200:25:312
18399992119,2cyclictest0-21swapper/100:00:571
1839999211,19cyclictest0-21swapper/123:27:361
1839999210,2cyclictest0-21swapper/120:31:051
1839999210,2cyclictest0-21swapper/100:13:111
1839999210,20cyclictest0-21swapper/123:42:071
1839999210,20cyclictest0-21swapper/123:16:551
1839999210,20cyclictest0-21swapper/122:45:361
1839999210,20cyclictest0-21swapper/122:02:001
1839999210,20cyclictest0-21swapper/121:48:411
1839999210,20cyclictest0-21swapper/121:35:591
1839999210,20cyclictest0-21swapper/120:45:411
1839999210,20cyclictest0-21swapper/120:42:051
1839999210,20cyclictest0-21swapper/119:50:081
1839999210,20cyclictest0-21swapper/100:28:021
18395992117,3cyclictest0-21swapper/020:03:080
1839599210,2cyclictest0-21swapper/019:55:160
1839599210,20cyclictest0-21swapper/021:03:170
1839599210,16cyclictest0-21swapper/021:43:330
18402992018,1cyclictest749-21snmpd21:31:502
18402992018,1cyclictest749-21snmpd21:29:232
18402992017,2cyclictest0-21swapper/222:25:252
18402992017,2cyclictest0-21swapper/221:52:022
18402992016,3cyclictest0-21swapper/223:21:452
18402992016,3cyclictest0-21swapper/221:04:442
1840299200,4cyclictest0-21swapper/223:49:112
1840299200,2cyclictest0-21swapper/222:56:272
1840299200,2cyclictest0-21swapper/220:58:292
1840299200,18cyclictest0-21swapper/220:45:212
1839999205,14cyclictest0-21swapper/120:12:501
18399992018,2cyclictest0-21swapper/123:30:461
18399992018,2cyclictest0-21swapper/122:32:271
18399992018,2cyclictest0-21swapper/119:58:351
18399992017,3cyclictest0-21swapper/121:30:031
18399992017,2cyclictest0-21swapper/100:16:551
1839999200,2cyclictest0-21swapper/122:52:551
1839999200,2cyclictest0-21swapper/120:37:411
1839999200,19cyclictest0-21swapper/122:16:241
1839999200,19cyclictest0-21swapper/121:27:321
1839999200,19cyclictest0-21swapper/100:20:111
1839999200,19cyclictest0-21swapper/100:20:101
1839599206,13cyclictest0-21swapper/020:16:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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